The Heights - Anatomy of a Skyscraper

Ascher examines skyscrapers from around the world to learn how these incredible structures operate. Just how do skyscrapers sway in the wind, and why exactly is that a good idea? How can a modern elevator be as fast as an airplane? Why are skyscrapers in Asia safer than those in the United States? Have new safeguards been designed to protect skyscrapers from terrorism?